Home / 63,201.07-87,218-34,907.23

Finding the Fourth Proportional to 63,201.07, 87,218 and 34,907.23

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Solution

The fourth proportional to 63,201.07, 87,218 and 34,907.23 is: 48,172.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,201.07 : 87,218 = 34,907.23 : x
  2. Step 2: Convert to fraction form
    63,201.07/87,218 = 34,907.23/x
  3. Step 3: Cross multiply
    63,201.07x = 87,218 × 34,907.23
  4. Step 4: Simplify right side
    63,201.07x = 3,044,538,786.14
  5. Step 5: Solve for x
    x = 3,044,538,786.14/63,201.07
  6. Step 6: Final answer
    x = 48,172.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.